diff options
Diffstat (limited to 'libXrender/src/FillRects.c')
-rw-r--r-- | libXrender/src/FillRects.c | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/libXrender/src/FillRects.c b/libXrender/src/FillRects.c new file mode 100644 index 000000000..517eeb0dc --- /dev/null +++ b/libXrender/src/FillRects.c @@ -0,0 +1,79 @@ +/* + * + * Copyright © 2000 SuSE, Inc. + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the name of SuSE not be used in advertising or + * publicity pertaining to distribution of the software without specific, + * written prior permission. SuSE makes no representations about the + * suitability of this software for any purpose. It is provided "as is" + * without express or implied warranty. + * + * SuSE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL SuSE + * BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION + * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + * + * Author: Keith Packard, SuSE, Inc. + */ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif +#include "Xrenderint.h" + +/* precompute the maximum size of batching request allowed */ + +#define size (SIZEOF(xRenderFillRectanglesReq) + FRCTSPERBATCH * SIZEOF(xRectangle)) + +void +XRenderFillRectangles (Display *dpy, + int op, + Picture dst, + _Xconst XRenderColor *color, + _Xconst XRectangle *rectangles, + int n_rects) +{ + XRenderExtDisplayInfo *info = XRenderFindDisplay (dpy); + xRenderFillRectanglesReq *req; + long len; + int n; + + RenderSimpleCheckExtension (dpy, info); + LockDisplay(dpy); + + while (n_rects) + { + GetReq(RenderFillRectangles, req); + + req->reqType = info->codes->major_opcode; + req->renderReqType = X_RenderFillRectangles; + req->op = op; + req->dst = dst; + req->color.red = color->red; + req->color.green = color->green; + req->color.blue = color->blue; + req->color.alpha = color->alpha; + + n = n_rects; + len = ((long)n) << 1; + if (!dpy->bigreq_size && len > (dpy->max_request_size - req->length)) + { + n = (dpy->max_request_size - req->length) >> 1; + len = ((long)n) << 1; + } + SetReqLen(req, len, len); + len <<= 2; /* watch out for macros... */ + Data16 (dpy, (short *) rectangles, len); + n_rects -= n; + rectangles += n; + } + UnlockDisplay(dpy); + SyncHandle(); +} + |